Coumarino-3,4-oxazoles

Details Coumarino-3,4-oxazoles Coumarino-3,4-oxazoles

1974-10-01

1977-04-12

Welsh, M. J.

Chemistry of carbon compounds

Miscellaneous organic carbon compounds

C-metal

260240CA, 260240E, 260307A, 260307F, C07D26300

Patent

active

040174832

ABSTRACT:
The present invention provides new coumarino-3,4-oxazoles. The novel compounds are suitable optical brighteners for high molecular organic materials, especially for polyesters, polyvinyl chloride and polyacryl nitrile.

REFERENCES:
patent: 3717652 (1973-02-01), Buell
patent: 3719669 (1973-03-01), Shetty
patent: 3743639 (1973-07-01), Schlapfer
patent: 3873531 (1975-03-01), Elam
patent: 3926969 (1975-12-01), Fleck et al.
Chemical Abstracts, 70, 77840(b) (1969).

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